Portmore weather in April
In April, Portmore sees average daytime highs of 28°C and overnight lows near 23°C, with 48 mm of rain across 9.4 wet days and about 12.4 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 57% of the time in April, and the air most often feels muggy.
Daylight stretches from about 12 h 12 min at the start of April to 12 h 36 min by month's end. Set against the rest of the year, April is Portmore's 5th-clearest and 9th-windiest month. For the whole year in context, see Portmore's year-round climate.
- Daytime high
- 28°
- 7th warmest
- Overnight low
- 23°
- 5th coldest
- Rainfall
- 48 mm
- 9.4 wet days
- Daylight
- 12 h 24 min
- 5:56 AM – 6:20 PM
- Cloud cover
- 40%
- 5th clearest
- Wind
- 11 km/h
- 9th windiest
- Solar energy
- 6.51 kWh/m²
- Travel score
- 6.6
- out of 10
Portmore is city in the Saint Catherine Parish, Jamaica.
- Air quality
- Elevated
- PM10 53.8 µg/m³ · 2012
- Founded
- 1960
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Day-to-day highs hold fairly steady near 28°C through the month.
A typical April day in Portmore reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, April runs on par with March and on par with May.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 22 |
| 2 | 28 | 22 |
| 3 | 28 | 22 |
| 4 | 28 | 22 |
| 5 | 28 | 22 |
| 6 | 28 | 22 |
| 7 | 28 | 22 |
| 8 | 28 | 22 |
| 9 | 28 | 22 |
| 10 | 28 | 22 |
| 11 | 28 | 22 |
| 12 | 28 | 22 |
| 13 | 28 | 23 |
| 14 | 28 | 23 |
| 15 | 28 | 23 |
| 16 | 28 | 23 |
| 17 | 28 | 23 |
| 18 | 28 | 23 |
| 19 | 28 | 23 |
| 20 | 28 | 23 |
| 21 | 28 | 23 |
| 22 | 28 | 23 |
| 23 | 28 | 23 |
| 24 | 28 | 23 |
| 25 | 28 | 23 |
| 26 | 28 | 23 |
| 27 | 28 | 23 |
| 28 | 28 | 23 |
| 29 | 28 | 23 |
| 30 | 28 | 23 |
How April really feels in Portmore
Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Portmore weather by month
How April compares with the rest of the year at a glance. April is the 7th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 22° | 17 | 4.4 | 11 | 7.8 |
| Feb | 27° / 22° | 17 | 4.6 | 11.4 | 7.7 |
| Mar | 27° / 22° | 31 | 6.5 | 11.9 | 7.4 |
| Apr | 28° / 23° | 48 | 9.4 | 12.4 | 6.6 |
| May | 28° / 23° | 119 | 15.4 | 12.8 | 5.2 |
| Jun | 29° / 24° | 68 | 11 | 13.1 | 5.2 |
| Jul | 30° / 25° | 52 | 9.4 | 13 | 5.2 |
| Aug | 30° / 25° | 86 | 14.6 | 12.6 | 4.5 |
| Sep | 29° / 24° | 139 | 18.9 | 12.1 | 4.2 |
| Oct | 28° / 24° | 140 | 21.4 | 11.6 | 4.3 |
| Nov | 28° / 23° | 67 | 11.7 | 11.2 | 6.1 |
| Dec | 27° / 22° | 30 | 6.2 | 10.9 | 7.4 |
Cloud cover in April
The sky is clear or mostly clear about 57% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 26% of April, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 88 | 86 | 86 | 86 | 85 | 85 | 85 | 85 | 86 | 86 | 86 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 84 | 83 | 83 | 82 | 81 | 80 | 80 | 79 | 78 | 77 | 77 | 76 |
| Cloudier (%) | 12 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 18 | 19 | 20 | 20 | 21 | 22 | 23 | 23 | 24 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 88 | 12 |
| 2 | 86 | 14 |
| 3 | 86 | 14 |
| 4 | 86 | 14 |
| 5 | 85 | 15 |
| 6 | 85 | 15 |
| 7 | 85 | 15 |
| 8 | 85 | 15 |
| 9 | 86 | 14 |
| 10 | 86 | 14 |
| 11 | 86 | 14 |
| 12 | 85 | 15 |
| 13 | 85 | 15 |
| 14 | 85 | 15 |
| 15 | 85 | 15 |
| 16 | 85 | 15 |
| 17 | 85 | 15 |
| 18 | 85 | 15 |
| 19 | 84 | 16 |
| 20 | 83 | 17 |
| 21 | 83 | 17 |
| 22 | 82 | 18 |
| 23 | 81 | 19 |
| 24 | 80 | 20 |
| 25 | 80 | 20 |
| 26 | 79 | 21 |
| 27 | 78 | 22 |
| 28 | 77 | 23 |
| 29 | 77 | 23 |
| 30 | 76 | 24 |
Chance of precipitation in April
Portmore gets around 48 mm of rain over 9.4 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 32% and peaks near 39% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 29 | 30 | 30 | 31 | 32 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 | 37 | 37 | 37 | 38 | 38 | 39 | 39 |
| Rain chance (%) | |
|---|---|
| 1 | 25 |
| 2 | 25 |
| 3 | 25 |
| 4 | 25 |
| 5 | 25 |
| 6 | 26 |
| 7 | 26 |
| 8 | 27 |
| 9 | 27 |
| 10 | 28 |
| 11 | 29 |
| 12 | 30 |
| 13 | 30 |
| 14 | 31 |
| 15 | 32 |
| 16 | 33 |
| 17 | 33 |
| 18 | 34 |
| 19 | 34 |
| 20 | 35 |
| 21 | 35 |
| 22 | 36 |
| 23 | 36 |
| 24 | 37 |
| 25 | 37 |
| 26 | 37 |
| 27 | 38 |
| 28 | 38 |
| 29 | 39 |
| 30 | 39 |
Humidity in April
Most of April feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 |
| Muggy (%) | 71 | 69 | 68 | 67 | 66 | 65 | 65 | 64 | 63 | 62 | 61 | 60 | 59 | 59 | 57 | 56 | 54 | 53 | 51 | 49 | 47 | 45 | 42 | 40 | 38 | 36 | 33 | 32 | 30 | 28 |
| Oppressive (%) | 24 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 36 | 37 | 38 | 39 | 41 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 57 | 59 | 61 | 63 | 66 | 66 | 68 | 70 |
| Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|
| 1 | 5 | 71 | 24 |
| 2 | 5 | 69 | 26 |
| 3 | 5 | 68 | 27 |
| 4 | 5 | 67 | 28 |
| 5 | 5 | 66 | 29 |
| 6 | 5 | 65 | 30 |
| 7 | 4 | 65 | 31 |
| 8 | 4 | 64 | 32 |
| 9 | 4 | 63 | 33 |
| 10 | 4 | 62 | 34 |
| 11 | 3 | 61 | 36 |
| 12 | 3 | 60 | 37 |
| 13 | 3 | 59 | 38 |
| 14 | 2 | 59 | 39 |
| 15 | 2 | 57 | 41 |
| 16 | 2 | 56 | 42 |
| 17 | 2 | 54 | 44 |
| 18 | 1 | 53 | 46 |
| 19 | 1 | 51 | 48 |
| 20 | 1 | 49 | 50 |
| 21 | 1 | 47 | 52 |
| 22 | 1 | 45 | 54 |
| 23 | 1 | 42 | 57 |
| 24 | 1 | 40 | 59 |
| 25 | 1 | 38 | 61 |
| 26 | 1 | 36 | 63 |
| 27 | 1 | 33 | 66 |
| 28 | 2 | 32 | 66 |
| 29 | 2 | 30 | 68 |
| 30 | 2 | 28 | 70 |
Wind in April
Winds average 11 km/h in April.
Across April, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 11 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 11 | calm |
| 5 | 11 | calm |
| 6 | 11 | calm |
| 7 | 11 | calm |
| 8 | 11 | calm |
| 9 | 11 | calm |
| 10 | 11 | calm |
| 11 | 11 | calm |
| 12 | 11 | calm |
| 13 | 11 | calm |
| 14 | 11 | calm |
| 15 | 11 | calm |
| 16 | 11 | calm |
| 17 | 11 | calm |
| 18 | 11 | calm |
| 19 | 11 | calm |
| 20 | 11 | calm |
| 21 | 11 | calm |
| 22 | 11 | calm |
| 23 | 11 | calm |
| 24 | 11 | calm |
| 25 | 11 | calm |
| 26 | 11 | calm |
| 27 | 11 | calm |
| 28 | 11 | calm |
| 29 | 11 | calm |
| 30 | 11 | calm |
Sunrise & sunset in April
Daylight runs from about 12 h 12 min at the start of April to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over April. Sunrise moves from 6:08 AM to 5:46 AM, and sunset from 6:17 PM to 6:24 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 |
| Sunrise (AM) | 6:08 | 6:07 | 6:06 | 6:05 | 6:04 | 6:03 | 6:03 | 6:02 | 6:01 | 6:00 | 5:59 | 5:59 | 5:58 | 5:57 | 5:56 | 5:56 | 5:55 | 5:54 | 5:53 | 5:53 | 5:52 | 5:51 | 5:51 | 5:50 | 5:49 | 5:49 | 5:48 | 5:47 | 5:47 | 5:46 |
| Sunset (PM) | 6:17 | 6:17 | 6:17 | 6:17 | 6:18 | 6:18 | 6:18 | 6:18 | 6:18 | 6:19 | 6:19 | 6:19 | 6:19 | 6:20 | 6:20 | 6:20 | 6:20 | 6:20 | 6:21 | 6:21 | 6:21 | 6:21 | 6:22 | 6:22 | 6:22 | 6:23 | 6:23 | 6:23 | 6:23 | 6:24 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.2 | 6:08 | 6:17 |
| 2 | 12.2 | 6:07 | 6:17 |
| 3 | 12.2 | 6:06 | 6:17 |
| 4 | 12.2 | 6:05 | 6:17 |
| 5 | 12.2 | 6:04 | 6:18 |
| 6 | 12.2 | 6:03 | 6:18 |
| 7 | 12.3 | 6:03 | 6:18 |
| 8 | 12.3 | 6:02 | 6:18 |
| 9 | 12.3 | 6:01 | 6:18 |
| 10 | 12.3 | 6:00 | 6:19 |
| 11 | 12.3 | 5:59 | 6:19 |
| 12 | 12.3 | 5:59 | 6:19 |
| 13 | 12.4 | 5:58 | 6:19 |
| 14 | 12.4 | 5:57 | 6:20 |
| 15 | 12.4 | 5:56 | 6:20 |
| 16 | 12.4 | 5:56 | 6:20 |
| 17 | 12.4 | 5:55 | 6:20 |
| 18 | 12.4 | 5:54 | 6:20 |
| 19 | 12.5 | 5:53 | 6:21 |
| 20 | 12.5 | 5:53 | 6:21 |
| 21 | 12.5 | 5:52 | 6:21 |
| 22 | 12.5 | 5:51 | 6:21 |
| 23 | 12.5 | 5:51 | 6:22 |
| 24 | 12.5 | 5:50 | 6:22 |
| 25 | 12.6 | 5:49 | 6:22 |
| 26 | 12.6 | 5:49 | 6:23 |
| 27 | 12.6 | 5:48 | 6:23 |
| 28 | 12.6 | 5:47 | 6:23 |
| 29 | 12.6 | 5:47 | 6:23 |
| 30 | 12.6 | 5:46 | 6:24 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 6.51 kWh/m².
For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.68 kWh/m² in July across the year — April's 6.51 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.4 | Intense |
| 2 | 6.4 | Intense |
| 3 | 6.4 | Intense |
| 4 | 6.4 | Intense |
| 5 | 6.4 | Intense |
| 6 | 6.4 | Intense |
| 7 | 6.5 | Intense |
| 8 | 6.5 | Intense |
| 9 | 6.5 | Intense |
| 10 | 6.5 | Intense |
| 11 | 6.5 | Intense |
| 12 | 6.5 | Intense |
| 13 | 6.5 | Intense |
| 14 | 6.5 | Intense |
| 15 | 6.5 | Intense |
| 16 | 6.5 | Intense |
| 17 | 6.5 | Intense |
| 18 | 6.5 | Intense |
| 19 | 6.5 | Intense |
| 20 | 6.5 | Intense |
| 21 | 6.5 | Intense |
| 22 | 6.5 | Intense |
| 23 | 6.5 | Intense |
| 24 | 6.5 | Intense |
| 25 | 6.5 | Intense |
| 26 | 6.5 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
| 29 | 6.5 | Intense |
| 30 | 6.5 | Intense |
Hazard calendar for Portmore
None of Portmore's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Portmore sits in the Atlantic hurricane belt; the season peaks August–October.
Portmore's rainy season runs May–June, when most of the year's rain falls.
Is April a good time to visit Portmore?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is a reasonable time to visit Portmore for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Portmore in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Portmore sees daytime highs around 28°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.
Sea temperature near Portmore in April
The nearest coast averages about 28°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in September at about 29°C and coldest in February near 27°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 28 | Tropical |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Portmore in April
Clear-sky midday UV in April peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Portmore peaks around April 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 10 | 12 | 13 | 12 | 13 | 11 | 12 | 12 | 11 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Extreme |
| Mar | 12 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Portmore in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Portmore is worst in June — around 35 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 17 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 17 | 17 | 18 | 18 | 24 | 35 | 34 | 29 | 23 | 24 | 20 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 17 | Moderate |
| Mar | 18 | Moderate |
| Apr | 18 | Moderate |
| May | 24 | Moderate |
| Jun | 35 | Poor |
| Jul | 34 | Moderate |
| Aug | 29 | Moderate |
| Sep | 23 | Moderate |
| Oct | 24 | Moderate |
| Nov | 20 | Moderate |
| Dec | 17 | Moderate |
Where is Portmore?
Portmore sits at 18.0°N, 76.9°W, 7 m above sea level, in Jamaica. The nearest listed city is Port Royal, 6.0 km away.
Topography around Portmore
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Portmore.
Within 3 km, the terrain around Portmore has only modest variations in elevation — a maximum elevation change of 201 m around an average of 14 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 767 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,229 m.
The land around Portmore is covered by artificial surfaces (43%) and trees (25%) within 3 km, trees (43%) and water (27%) within 16 km, and water (58%) and trees (35%) within 80 km.
Jamaica travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 110 V · 50 Hz
- Prices
- ≈ 60% of US
- price level, 2025
- GDP per capita
- $8,003
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Homicide rate
- 49.4
- per 100k, 2023
- Road deaths
- 15.1
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Portmore (17.971°, -76.8869°, elevation 7 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).